Nue·vo La·re·do (no?o-??v? l?-r??d?, nw??v? lä-r??d?) A city of northeast Mexico across the Rio Grande from Laredo, Texas. Founded in 1755, it was part of Laredo until the end of the Mexican War in 1848.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.Nuevo Laredo (Spanish ?nwe?o la?reðo) n (Placename) a city and port of entry in NE Mexico, in Tamaulipas state on the Rio Grande opposite Laredo, Texas: oil industries. Pop: 353 000 (2005 est)Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Nue?vo La?re?do (?nwe? vo? l??re? do?, nu?e?-) n. a city in NE Mexico, on the Rio Grande opposite Laredo, Texas. 218,413. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.